Classify the input using one of these labels: neutral, positive, and negative. @AmericanAir will award me 50,000 air miles!!! Yes I am going to take a vacation! 
#thanksamericanairlines
system
Classify the input using one of these labels: neutral, positive, and negative. @AmericanAir will award me 50,000 air miles!!! Yes I am going to take a vacation! 
#thanksamericanairlines
user
positive
assistant
system
Classify the input using one of these labels: neutral, positive, and negative. @AmericanAir will award me 50,000 air miles!!! Yes I am going to take a vacation! 
#thanksamericanairlines
user
neutral
assistant